Int 2F/AH=DDh

CappaCom programs - API

AH = DDh
AL = 00h general installation check
Return:
AL = FFh if any CappaCom programs are resident.
AL = FEh get info
Return:
ES:BX -> TSR info list (see #03098).
AL = program identifier
BH = function
FDh get version
Return:
BX = version
FFh installation check
Return:
AL = FFh if installed
BX = version
ES = segment of resident code
others vary by program

Return:
AL = status
bit 7 set on error
AL = 81h unknown function

Note: CappaCom was originally SoftCom but changed its name due to a trademark conflict

Index:
Installation check;SoftCom programs

Index:
Installation check;CappaCom programs

Format of CappaCom TSR info list: Offset Size Description (Table 03098) 00h 9 BYTEs blank-padded ASCIZ program name 09h BYTE program ID 0Ah WORD program's PSP segment 0Ch WORD program version (major in high byte) 0Eh DWORD pointer to next item in info list or 0000h:0000h 12h BYTE number of interrupts hooked 13h 5 BYTEs interrupt numbers hooked by program 18h 8 BYTEs reserved

Category: TSR Libraries - Int 2Fh - C

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